DE69410900D1 - Method and device for monitoring surface laser cleaning - Google Patents

Method and device for monitoring surface laser cleaning

Info

Publication number
DE69410900D1
DE69410900D1 DE69410900T DE69410900T DE69410900D1 DE 69410900 D1 DE69410900 D1 DE 69410900D1 DE 69410900 T DE69410900 T DE 69410900T DE 69410900 T DE69410900 T DE 69410900T DE 69410900 D1 DE69410900 D1 DE 69410900D1
Authority
DE
Germany
Prior art keywords
laser cleaning
surface laser
monitoring surface
monitoring
cleaning
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE69410900T
Other languages
German (de)
Other versions
DE69410900T2 (en
Inventor
Daniel Blin
Isabelle Peyrot
Wladimir Marine
Marc Sentis
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Onet SA
Original Assignee
Onet SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Onet SA filed Critical Onet SA
Application granted granted Critical
Publication of DE69410900D1 publication Critical patent/DE69410900D1/en
Publication of DE69410900T2 publication Critical patent/DE69410900T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/03—Observing, e.g. monitoring, the workpiece
    • B23K26/032—Observing, e.g. monitoring, the workpiece using optical means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
    • B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
    • B08B7/0035—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by radiant energy, e.g. UV, laser, light beam or the like
    • B08B7/0042—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by radiant energy, e.g. UV, laser, light beam or the like by laser
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/12—Working by laser beam, e.g. welding, cutting or boring in a special atmosphere, e.g. in an enclosure
    • B23K26/123—Working by laser beam, e.g. welding, cutting or boring in a special atmosphere, e.g. in an enclosure in an atmosphere of particular gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/14—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/14—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor
    • B23K26/1462—Nozzles; Features related to nozzles
    • B23K26/1464—Supply to, or discharge from, nozzles of media, e.g. gas, powder, wire
    • B23K26/1476—Features inside the nozzle for feeding the fluid stream through the nozzle
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
    • G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
    • G21F9/001—Decontamination of contaminated objects, apparatus, clothes, food; Preventing contamination thereof
    • G21F9/005—Decontamination of the surface of objects by ablation

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Food Science & Technology (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Cleaning In General (AREA)
  • Laser Beam Processing (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
DE1994610900 1993-08-12 1994-08-12 Method and device for monitoring surface laser cleaning Expired - Fee Related DE69410900T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9310094A FR2708877B1 (en) 1993-08-12 1993-08-12 Method and device for self-controlled decontamination of surfaces by laser.

Publications (2)

Publication Number Publication Date
DE69410900D1 true DE69410900D1 (en) 1998-07-16
DE69410900T2 DE69410900T2 (en) 1999-02-11

Family

ID=9450291

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1994610900 Expired - Fee Related DE69410900T2 (en) 1993-08-12 1994-08-12 Method and device for monitoring surface laser cleaning

Country Status (4)

Country Link
EP (1) EP0642846B1 (en)
DE (1) DE69410900T2 (en)
ES (1) ES2117236T3 (en)
FR (1) FR2708877B1 (en)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9412238D0 (en) * 1994-06-17 1994-08-10 British Nuclear Fuels Plc Removing contamination
US5780806A (en) * 1995-07-25 1998-07-14 Lockheed Idaho Technologies Company Laser ablation system, and method of decontaminating surfaces
JP3044188B2 (en) * 1996-02-15 2000-05-22 核燃料サイクル開発機構 Laser decontamination method
WO1997048536A1 (en) * 1996-06-19 1997-12-24 British Nuclear Fuels Plc Grout or mortar removal by laser
FR2752386B1 (en) * 1996-08-14 1998-09-11 Commissariat Energie Atomique METHOD FOR CLEANING OR DECONTAMINATION OF AN OBJECT USING AN ULTRAVIOLET LASER BEAM AND DEVICE FOR IMPLEMENTING IT
FR2772650B1 (en) * 1997-12-23 2000-07-28 Roquefeuil Hugues De PHOTONIC CLEANING METHOD AND DEVICE SUITABLE FOR IMPLEMENTING IT.
DE19830072A1 (en) * 1998-07-04 2000-01-05 Laser & Med Tech Gmbh Method and device for the photoablative cleaning of plastic molds and injection molds
DE10210518A1 (en) 2002-03-09 2003-10-02 Mtu Aero Engines Gmbh Process for stripping engine components and device for carrying out the process
GB0222341D0 (en) 2002-09-26 2002-11-06 British Nuclear Fuels Plc Surface treatment of concrete
FR2879101B1 (en) * 2004-12-14 2007-03-02 Cogema LASER DECONTAMINATION OF THE SURFACE OF A PROFILE PIECE.
FR2887161B1 (en) * 2005-06-20 2007-09-07 Commissariat Energie Atomique METHOD AND DEVICE FOR LASER ABLATION OF A SURFACE LAYER OF A WALL, SUCH AS A PAINT COATING IN A NUCLEAR PLANT
FR2894711B1 (en) 2005-12-09 2009-04-10 Cogema DEVICE AND METHOD FOR AUTOMATED DECONTAMINATION OF A NUCLEAR FUEL PEN
DE102007020748A1 (en) 2007-05-03 2008-11-13 Clean-Lasersysteme Gmbh Apparatus and method for processing a surface of a workpiece by means of laser radiation
DE102007041408A1 (en) * 2007-08-31 2009-03-05 Westinghouse Electric Germany Gmbh Apparatus and method for the treatment and / or decontamination of surfaces
JP2013163215A (en) * 2012-02-13 2013-08-22 Disco Corp Laser beam machining device
ES2459242B2 (en) * 2014-03-21 2014-09-29 Wismok Esp Barcelona, S.L. Fat treatment system
DE102014214427B4 (en) * 2014-07-23 2021-11-18 Technische Universität Dresden Method and device for removing a coating from a surface of a base material
DE102016116659A1 (en) * 2016-09-06 2018-03-08 Laser On Demand Gmbh Laser welding device and laser welding process for laser welding of metallic workpieces
FR3089520B1 (en) 2018-12-07 2021-09-17 Commissariat Energie Atomique DECONTAMINATION PULP AND PROCESS FOR DECONTAMINATION OF A SUBSTRATE INTO A SOLID MATERIAL USING THIS Paste
CN109675869B (en) * 2018-12-29 2021-07-06 四川大学 Pulse space interval selection method for effectively cleaning micro-nano particles by laser plasma
DE102019101095A1 (en) * 2019-01-16 2020-07-16 RWE Nuclear GmbH Method and device for processing a contaminated workpiece
FR3100002B1 (en) * 2019-08-21 2021-11-19 Onet Tech Cn Process for decontaminating by pulsed laser a metal part comprising on its surface a layer of metal oxides
CN113182281B (en) * 2021-05-13 2022-12-20 苏州思萃声光微纳技术研究所有限公司 Plate laser cleaning process and laser cleaning equipment

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2366070A1 (en) * 1976-09-29 1978-04-28 Texas Instruments Deutschland Dust suction apparatus on semiconductor plates machining system - has suction chamber partition enclosing laser beam port forming separate inlet
JPS58112327A (en) * 1981-12-26 1983-07-04 Fujitsu Ltd Laser annealing device
JPS5947086A (en) * 1982-09-10 1984-03-16 Mitsubishi Electric Corp Working method of ceramics
ES2019931B3 (en) * 1986-02-14 1991-07-16 Amoco Corp ULTRAVIOLET LASER TREATMENT OF MOLDED SURFACES.
US5026964A (en) * 1986-02-28 1991-06-25 General Electric Company Optical breakthrough sensor for laser drill
US4789770A (en) * 1987-07-15 1988-12-06 Westinghouse Electric Corp. Controlled depth laser drilling system
FR2627409A1 (en) * 1988-02-24 1989-08-25 Lectra Systemes Sa LASER CUTTING APPARATUS WITH A FUME EXHAUST DEVICE
DE3824047A1 (en) * 1988-07-15 1990-01-18 Fraunhofer Ges Forschung Apparatus for machining workpieces with radiation
US4920994A (en) * 1989-09-12 1990-05-01 The United States Of America As Represented By The United States Department Of Energy Laser removal of sludge from steam generators
US5204517A (en) * 1991-12-24 1993-04-20 Maxwell Laboratories, Inc. Method and system for control of a material removal process using spectral emission discrimination

Also Published As

Publication number Publication date
FR2708877A1 (en) 1995-02-17
EP0642846B1 (en) 1998-06-10
DE69410900T2 (en) 1999-02-11
ES2117236T3 (en) 1998-08-01
FR2708877B1 (en) 1995-11-03
EP0642846A1 (en) 1995-03-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee